Illustrated by Soper

Five On A Secret Trail

By Blyton, Enid, Illustrated by Soper, Eileen

Five Go to Billycock Hill (Knight Books)

By Blyton, Enid, Soper, Eileen, Illustrated by Soper, Illustrated by Maxey, Betty

Five Go off in a Caravan

By Blyton, Enid, Soper, Eileen Alice, Illustrated by Soper, Eileen